Air quality alerts remain in effect from Minnesota to the Northeast due to smoke from hundreds of wildfires in Canada. In the West, wildfires in California continue to rage.

States across the U.S. are feeling the impact of the Canadian wildfires as air quality takes a hit from the smoke, according ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

Smoke from wildfires in Canada continue to impact air quality in the northern United States, even in the New York City metro ...

Millions in the United States are facing another day of hazy skies fueled by hundreds of smoky wildfires burning across North ...

Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. By Judson Jones ...

New York City air quality is dropping as Canadian forest-fire smoke swirls down the Hudson River, shrouding much of the ...

Wildfire smoke from Canada has prompted officials to place the Lehigh Valley and surrounding counties under an air quality ...

Smoke from wildfires blazing across Canada is once again wafting over huge portions of the U.S. Midwest and worsening air ...

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's what to know.

Smoke from Canadian wildfires has given Southeast Michigan some of the worst air quality on earth, and there doesn't seem to be any end any time soon, according to the Michigan Department of Natural ...